620-Watt Hanersun TOPCON Bifacial Solar Panel

The Hanersun HN21RN-66HT620W 620-Watt Bifacial Solar Panel combines advanced N-TYPE monocrystalline TOPCon technology with a bifacial design to deliver outstanding energy generation in residential, commercial, and industrial solar systems.

⚙️ Key Features

• High Power Output: 620W rated output with up to 23.0% module efficiency, optimized for modern solar arrays.

• Bifacial Design: Captures sunlight from both sides, increasing overall power generation by up to 25% under ideal conditions.

• TOPCon N-Type Cells: Low degradation rate with excellent performance in low-light and high-temperature environments.

• MBB Technology: Multi-busbar cell design enhances current collection and reduces resistance for higher efficiency.

• Built to Last: Certified to withstand 2400 Pa wind loads and 5400 Pa snow loads — ideal for harsh conditions.

• Superior Reliability: Excellent anti-PID performance with lower hot-spot and crack risk.

• Long-Term Warranty:

  • 15-year product warranty

  • 30-year linear power output warranty (0.4% annual degradation after year 2).

⚡ Electrical Specifications (STC)

• Maximum Power (Pmax): 620 W

• Maximum Power Voltage (Vmp): 40.95 V

• Maximum Power Current (Imp): 15.15 A

• Open Circuit Voltage (Voc): 49.12 V

• Short Circuit Current (Isc): 16.06 A

• Module Efficiency: 23.0%

• Power Tolerance: 0 ~ +3%

🧱 Mechanical Data

• Cell Type: N-TYPE Monocrystalline (210R)

• No. of Cells: 132 (2×[11×6])

• Dimensions: 2382 × 1134 × 30 mm

• Weight: 32.5 kg

• Frame: Anodized Aluminium Alloy

• Junction Box: IP68 rated

• Connector: MC4-EVO 2A / compatible

• Cable Length: 300 / 300 mm (customizable)

🌍 Operating Conditions

• Operational Temperature: –40°C ~ +85°C

• Maximum System Voltage: 1500V DC

• Maximum Series Fuse Rating: 35A

• Fire Rating: Class C

• Bifaciality: 80 ±5%

🟢 Ideal For

✅ Residential and commercial rooftop systems
✅ Ground-mounted arrays
✅ Large-scale solar farms
✅ Hybrid or grid-tied inverter systems

🟢 Brand Overview

Hanersun is a global leader in clean energy technology, pioneering solar innovation with a strong focus on efficiency, reliability, and sustainability. Their advanced TOPCon and bifacial modules are trusted worldwide for high performance and long-term energy yield.